HELP WILL give A LOT OF POINTS

Carter drank 15.75 gallons of water in 4 weeks. he drank the same amount of water each day.a. estimate how many gallons he drank in one day.b. estimate how many gallons he drank in one week.c. about how many days altogether will it take him to drink 20 gallons?

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is